Spring框架三级缓存
时间: 2023-10-24 07:00:54 浏览: 97
Spring框架的三级缓存是用来解决循环依赖问题并提高Bean实例的创建效率的。三级缓存包括singletonObjects、earlySingletonObjects和singletonFactories。singletonObjects是一级缓存,存放已经完成属性注入的Bean实例;earlySingletonObjects是二级缓存,存放还未完成属性注入的Bean实例;singletonFactories是三级缓存,存放用于创建早期Bean对象的工厂。通过这种缓存机制,Spring框架能够避免重复创建Bean实例并解决循环依赖的问题,从而提高了应用程序的性能和稳定性。然而,如果应用程序中存在过多的循环依赖,三级缓存可能会占用大量内存,影响应用程序的性能和稳定性。因此,在应用程序设计中,应该尽可能避免过多的循环依赖。<em>1</em><em>2</em><em>3</em>
#### 引用[.reference_title]
- *1* [Spring三级缓存以及面试题](https://blog.csdn.net/m0_46571920/article/details/122639434)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v92^chatsearchT3_1"}} ] [.reference_item]
- *2* [Spring框架(四) 三级缓存与循环依赖](https://blog.csdn.net/qq_45001002/article/details/124420213)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v92^chatsearchT3_1"}} ] [.reference_item]
- *3* [spring 三级缓存](https://blog.csdn.net/zeng2813/article/details/129267752)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v92^chatsearchT3_1"}} ] [.reference_item]
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